<!DOCTYPE html>
<html lang="en">
<head>
	<meta charset="UTF-8">
	<title>Title</title>
</head>
<body>

</body>
<script>
	// let a = 1;
	// let b = 2;
	
	// let arr =[1,2,3,4,5];
	// let arr2 = Array.from(arr);// [1,2,3,4,5]
</script>
</html>